University of Cambridge
University of Cambridge: Nrich: Magic Squares 4x4
Warm up your problem solving skills to make the magic work in these magic squares by getting the correct numbers in the correct spot. You can check your solution at this one page website.
Calculator Soup
Calculator Soup: Mixed Numbers Calculator
Do math calculations with mixed numbers (mixed fractions) performing operations on fractions, whole numbers, integers, mixed numbers, mixed fractions, and improper fractions. This calculator can add, subtract, multiply and divide mixed...
AAA Math
Aaa Math: Rounding Numbers to the Nearest Ten
This site explains how to round whole numbers to the nearest ten. The information on the site gives exercise problems and games to practice this skill in a fun and helpful way.
Scholastic
Scholastic: Math Maven's Mysteries: The Big Top Carnival Caper
Help the Math Maven figure out how much money it will cost to give a balloon to every tenth person riding the Ferris wheel. Includes a PDF.
University of Texas
Inside Mathematics: Apple Farm Field Trip [Pdf]
This task challenges a student to use place value knowledge and understanding of operations.
Khan Academy
Khan Academy: Classifying Numbers
In this exercise, students practice classifying numbers. Students receive immediate feedback and have the opportunity to get hints and try questions repeatedly.
Alabama Learning Exchange
Alex: Partying With Two/three Digit Whole Numbers
The purpose of this lesson is to apply the operations of addition to solve problems using multiple strategies. The students will communicate their math knowledge during the process by showing examples and discussing their work. This...
Other
Kid's Page Archive: Free Printable Math Worksheets
Great source for math worksheets on all four whole number operations, fractions, and miscellaneous arithmetic topics. Could be used to assess basic arithmetic skills for areas that need remediation.
US Army Center
U.s. Army Center of Military History: The Whirlwind War
This site, provided by the U.S. Army, contains the hyperlinked text of The Whirlwind War, an extensive history of the Army's role in the Persian Gulf War. This is the whole book, so there is an abundance of resources here, including...
University of Georgia
University of Georgia: College of Veterinary Medicine: Horse Surgery
Have you ever wondered about how a horse is prepared for surgery? Interesting animal site lays out the whole process step-by-step.
Quia
Intermediate Test Prep: Math 6: Solving Two Step Equations
Learn how to solve and explain two-step equations using whole numbers and inverse operations. Complete the lessons and practice activity and then play the interactive games to test your skills.
ArtsNow
Arts Now Learning: Operations and Algebraic Thinking With Music [Pdf]
Counting the number of beats in a common folk song, the students will use composition and classroom instruments to discover different combinations for accompaniment.
Khan Academy
Khan Academy: Multi Digit Division
Practice dividing multi-digit whole numbers. These problems use remainders. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive hints.
Texas Instruments
Texas Instruments: Action Packed Stories
Students learn to use whole numbers and the operations of addition and subtraction. They choose a number, create a story Using the number selected and illustrate the number story. They represent the action in the story on the calculator.
University of Cambridge
University of Cambridge: Nrich: Round and Round the Circle
Learn multiplication with this dial star exercise. Predict what shapes you will get with different numbers.
Wyzant
Wyzant: Prime Factors Calculator
Students input a number to be factored and the WyzAnt calculator does the rest. Limitations include the fact that numbers which are negative or which contain primes bigger than 541 cannot be handled.
AAA Math
Aaa Math: Adding Two Digit Numbers Mentally
Read these two strategies for adding two-digit numbers in your head. Then try out the one you like better by playing the game. Running totals of your correct and incorrect answers as well as a percent score of your correct answers will...
AAA Math
Aaa Math: Multiplying Two Digit by a One Digit Number
This site explains the traditional way to multiply a two-digit by a one-digit number. Gives practice and games to practice this skill.
ClassFlow
Class Flow: Order of Operations
[Free Registration/Login Required] By the end of the lesson, students will apply the order of operations (PEMDAS) to help simplify complex expressions. Students will work together as a whole class and then demonstrate their knowledge...
AAA Math
Aaa Math: Adding Numbers
At this lesson, practice adding single digit numbers with this online game. The game keeps a running total of your correct and incorrect answers, and a percent score of the answers you have correct.
Fun Brain
Fun Brain: Operation Order (Learning Game)
Players help Tortisaurus build a pyramid by assembling equations that match particular answers. Involves the application of whole-number addition, subtraction, multiplication, and division skills.
Quia
Quia: Add Your Way to a Million (Rags to Riches)
You can earn a million bucks playing this addition game. A succinct multiple choice game with hints, if you need them. Contains simple computation problems mixed with a few word problems. Must be able to add up to the millions place (one...
Common Core Sheets
Common Core Sheets: Number and Operations in Base Ten 5.nbt.1 Worksheets
Teachers can assess students' knowledge of place value with these printable worksheets. You can even create your own worksheet or flashcards.
Scholastic
Scholastic: Math Maven's Mysteries: The Cuckoo Caper
The famous Clockenheimer Cuckoo is missing from Clockenheimer Clocks on Main Street! Help Math Maven get it back by solving a math riddle.